Tab Wrangler by tabwrangler

Too many tabs? Tab Wrangler automatically closes tabs that haven't been used recently and makes it easy to re-open them.

See how Tab Wrangler can free your Firefox from tab clutter in our walkthrough: https://www.youtube.com/watch?v=jtP7pysqHY8

- Dramatically reduces Firefox memory usage if you usually keep dozens of tabs open
- Automatically closes idle tabs after designated time
- Prevent auto-closing from your favorite sites
- Saves closed tabs, easy to re-open
- Firefox sync saves settings between computers
- Doesn't close pinned tabs
- Optionally doesn't close tabs playing audio
- Lock tabs from closing

Don't worry, auto-closed tabs are stored in the Tab Corral in case you need to re-open them. It will dramatically reduce Firefox's memory usage if you usually keep dozens of tabs open, and it will save your brain from tab overload.